New Aluminum Spacer Bushing 5/8" OD x 5/16" ID--Fits M8 or 5/16" Bolts
New Aluminum Spacer bushing bung 5/8" OD x 5/16" Fits 8mm or 5/16" Bolts. Material T-6061 Aluminum. Product information: All aluminum spacers have an acid washed finish that is compatible with anodizing and welding.